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发明名称
EQUIPMENT FOR DRAW CHAIN COUPLING
摘要
申请公布号
CS273335(B2)
申请公布日期
1991.03.12
申请号
CS19870008154
申请日期
1987.11.13
申请人
GEWERKSCHAFT EISENHUTTE WESTFA,DE
发明人
STEINKUHL BERND,DE;RASSMANN CHRISTOPH,DE;HESSE NORBERT,DE
分类号
E21C27/34;(IPC1-7):E21C29/14
主分类号
E21C27/34
代理机构
代理人
主权项
地址
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